TelecommunicationsCall Accounting & BillingCall RecordingIP TelephonySoftware ApplicationsContact Center ApplicationsFax ServersSpeech ApplicationsTelephone-based Entry Access ControlsUnified Communications (UC)ConferencingInstant Messaging (IM)Online Real-Time CollaborationPresenceUnified Messaging (UM)EmailFaxingSMSSmart Meeting and Huddle RoomsMeeting Management SuiteTeam Collaboration AppsSolutions for ZoomSolutions for Microsoft TeamsSolutions for Cisco Webex TeamsSolutions for Lifesize CloudSkype for Business & Microsoft TeamsMicrosoft TeamsDirect Routing for Microsoft 365Skype for Business ServerSkype for Business OnlineHosted Skype for BusinessEnterprise VoiceWebRTC GatewayUniversal Communications ArchitectureOne Voice for HospitalityFax Over IPContact CentersSolutions for GenesysSolutions for AvayaContact Center CloudWork at Home AgentsVideo CommunicationsVideo ApplicationsVideo Capture & StreamingVideoconferencing & TelepresenceServer Based & Cloud ComputingCommunications as a Service (CaaS)Software as a Service (SaaS)